CHICAGO HEART RHYTHM
NPI 1811174394
Internal Medicine - Clinical Cardiac Electrophysiology in Chicago, IL

Q: What is Chicago Heart Rhythm LLC's NPI number?

The NPI number for Chicago Heart Rhythm LLC is 1811174394. It was assigned to this organization in the NPPES registry on January 27, 2008. The provider is doing business as Chicago Heart Rhythm.

Q: What is Chicago Heart Rhythm LLC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Clinical Cardiac Electrophysiology, with taxonomy code 207RC0001X.

Active since January 27, 2008

2222 W DIVISION ST STE 330, CHICAGO, IL 60622(773) 728-0000(773) 728-0002 Get Directions Write a Review

NPPES record last updated: December 31, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Dec 31, 2021, Mar 25, 2020 (2 updates tracked since 2020).

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About Chicago Heart Rhythm NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

CHICAGO HEART RHYTHM (NPI 1811174394) is a healthcare organization registered as a clinical cardiac electrophysiology in Chicago, Illinois and active in the NPI registry since January 2008. The organization lists Samer Dibs, Manager, as its authorized official.

NPPES Registry Identity

NPI1811174394

Entity TypeOrganization

Primary Taxonomy207RC0001X

Legal Business NameCHICAGO HEART RHYTHM LLC

Location Address2222 W DIVISION ST STE 330Chicago, IL 60622-2995

Mailing AddressPo Box 257610Chicago, IL 60625-8633 · (773) 728-0000 · Fax (773) 728-0002

Phone(773) 728-0000

Fax(773) 728-0002

Organization SubpartNo

Authorized OfficialSamer DibsManager · (773) 728-0000

Enumeration DateJanuary 27, 2008

Last NPPES UpdateDecember 31, 20212 updates tracked since enumeration

NPPES CertifiedDecember 31, 2021

✔ NPI 1811174394 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Clinical Cardiac ElectrophysiologyAllopathic & Osteopathic Physicians

Taxonomy Code207RC0001X

Definition

A field of special interest within the subspecialty of cardiovascular disease, specialty of Internal Medicine, which involves intricate technical procedures to evaluate heart rhythms and determine appropriate treatment for them.

2222 W DIVISION ST STE 330, Chicago, IL 60622

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Other Names 1

Doing Business AsChicago Heart Rhythm

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Chicago Heart Rhythm is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Chicago Heart Rhythm, which bills Medicare for the services this clinician delivers.

Clinician (1)

Samer Dibs, MD

Cardiac Electrophysiology

NPI 1952359242

2222 W DIVISION ST STE 330
Chicago, IL 60622

(773) 728-0000

✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Chicago Heart Rhythm LLC's NPI number?

The NPI number for Chicago Heart Rhythm LLC is 1811174394. It was assigned to this organization in the NPPES registry on January 27, 2008. The provider is doing business as Chicago Heart Rhythm.

Where is Chicago Heart Rhythm LLC located?

Chicago Heart Rhythm LLC is located at 2222 W Division St Ste 330, Chicago, IL 60622. The listed phone number is (773) 728-0000.

What is Chicago Heart Rhythm LLC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Clinical Cardiac Electrophysiology, with taxonomy code 207RC0001X.

Is Chicago Heart Rhythm LLC enrolled in Medicare?

Yes. Chicago Heart Rhythm LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Chicago Heart Rhythm LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Cardiac Electrophysiology) reassigns their Medicare billing to Chicago Heart Rhythm LLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Chicago Heart Rhythm LLC was last updated on December 31, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.